What is CVE-2019-11450?

CVE-2019-11450 is a critical-severity vulnerability in Whatsns, classified under SQL Injection. CVSS score: 9.8/10. Published 2019-04-22.

How severe is CVE-2019-11450?

Critical severity. CVSS v3 base score is 9.8 out of 10.

SQL Injection in Whatsns

CVE-2019-11450

whatsns 4.0 allows index.php?question/ajaxadd.html title SQL injection.

Vulnerability class: SQL Injection

Published 2019-04-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.015 (73.2th percentile), scored 2026-10-25.

Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 73.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000

Affected products

Whatsns — versions 4.0

Weakness classification (CWE)

CWE-89 — SQL Injection

References

github.com/kikulo/DebugOpen/blob/master/whatsns4.0/Main.md (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2019-11450?: CVE-2019-11450 is a critical-severity vulnerability in Whatsns, classified under SQL Injection. CVSS score: 9.8/10. Published 2019-04-22.
How severe is CVE-2019-11450?: Critical severity. CVSS v3 base score is 9.8 out of 10.